with the support of the atr. >> reporter: with fuel costs jumping so high over the past eight years, airlines are buying more turboprops. when they fly 500 kilometers, they arrive only ten minutes later than a jet, but they burn much less fuel. >> we have a product that in terms of fuel consumption is able to provide 50% of the economy in respect of a jet of the same size. >> reporter: when smaller jet passenger planes began appearing in the 1990s, sales of turbo props spiraled on word. jets were faster, quieter, and smoother.